Efexio is a free universal app (with many in-app purchase options) that lets you add professional visual effects to videos you shoot on your iPhone, iPod touch or iPad. The app comes with free dinosaur and dragon effects, and you can purchase more from within the app. The extra effects are US$1.99 each.
Efexio excels with the control of the effects. You can rotate them, change the lighting position, add haze, and even adjust the color cast to smoothy integrate the effects into your videos. The objects cast shadows, which makes them all the more realistic.
You can take a video from within the app, or use one you have already taken. Effects are easier to add if the camera is held very steady or on a tripod. Once a vide
